v0.22.5-rc.0

What's Changed

• [v0.22] refactor: cache authorizer & short local k8s timeout (#2528) by @FabianKramm in #2532
• [v0.22] fix(ci): slack notification (#2505) by @loft-bot in #2511
• [v0.22] Revert "bugfix: set allocatable resources to 0 when free capacity goes negative" | bugfix: use PodRequests helper function from k8s.io/kubectl for correct allocatable resource calculation by @loft-bot in #2456

Full Changelog: v0.22.5-beta.0...v0.22.5-rc.0